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Title:
PROJECTING DEVICE AND CONTROL METHOD THEREOF
Document Type and Number:
Japanese Patent JP2013172307
Kind Code:
A
Abstract:

To allow a user to easily perform brightness adjustment for, when carrying out multi-projection by arranging images projected by a plurality of projecting devices, making the brightness levels of the respective projected images uniform.

A projecting device allows a user to adjust the brightness of am image projected by user's projecting device to that of an adjacent image projected by another projecting device, while user's projecting device and another projecting device are both projecting monochrome images each having a predetermined gradation value. The device allows the user to specify where the adjacent projected image is adjacently located in the image projected by user's projecting device. The device displays a brightness adjustment screen on which a gradation image is partially superimposed and displayed on a display area of the monochrome image along a specified side, and accepts an operation for changing the display brightness of the monochrome image on the brightness adjustment screen.


Inventors:
SUZUKI MOTOHIRO
Application Number:
JP2012035074A
Publication Date:
September 02, 2013
Filing Date:
February 21, 2012
Export Citation:
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Assignee:
CANON KK
International Classes:
H04N5/74; G03B21/00
Domestic Patent References:
JP2004242143A2004-08-26
JP2004080120A2004-03-11
JP2004147143A2004-05-20
JP2004242143A2004-08-26
JP2004080120A2004-03-11
JP2004147143A2004-05-20
Attorney, Agent or Firm:
Kazunobu Sera
Yoshiyuki Kawaguchi
Mayuko Wakuda
Koichiro Sakai
Takeshi Nakamura
Takeshi Niwa